Abnormal coordination, gait & thinking, amnesia, anxiety, asthenia, ataxia, attention disturbance, balance disorder, confusion, depersonalization, depression, disorientation, dizziness, dysarthria, erectile dysfunction, euphoria, headache, hypertonia, hypesthesia, incoordination, irritability, lethargy, decreased libido, memory impairment, myasthenia, myoclonus, nervousness, neuropathy, paresthesia, somnolence, speech disorder, stupor, tremor, twitching, vertigo; pruritus; abdominal distention & pain, constipation, diarrhea, dry mouth, flatulence, gastroenteritis, nausea, vomiting; ecchymosis; edema, face & peripheral edema, fluid retention, hypoglycemia, increased appetite, wt gain; abnormal & blurry vision, conjunctivitis, diplopia, eye disorder, nystagmus, otitis media, tinnitus; arthralgia, back pain, leg cramps, muscle spasms, myalgia, pain; bronchitis, pharyngolaryngeal pain, sinusitis; anorgasmia, impotence, urinary frequency & incontinence; accidental injury, allergic reaction, chest pain, dyspnea, fatigue, abnormal feeling, feeling drunk, fever, flu syndrome, infection.